/* JAI-Ext - OpenSource Java Advanced Image Extensions Library
*    http://www.geo-solutions.it/
*    Copyright 2014 GeoSolutions


* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at

* http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.eclipse.imagen.media.colorindexer;

import java.awt.RenderingHints;
import java.awt.image.RenderedImage;
import java.awt.image.renderable.ContextualRenderedImageFactory;
import java.awt.image.renderable.ParameterBlock;
import org.eclipse.imagen.CRIFImpl;
import org.eclipse.imagen.ROI;
import org.eclipse.imagen.media.range.Range;

/**
 * {@link ContextualRenderedImageFactory} used for creating a new {@link ColorIndexerOpImage} instance
 *
 * @author Simone Giannecchini, GeoSolutions SAS
 * @source $URL$
 */
public class ColorIndexerCRIF extends CRIFImpl {

    public RenderedImage create(ParameterBlock pb, RenderingHints hints) {
        // Getting Source
        final RenderedImage image = (RenderedImage) pb.getSource(0);
        // Getting parameters
        final ColorIndexer indeder = (ColorIndexer) pb.getObjectParameter(0);
        final ROI roi = (ROI) pb.getObjectParameter(1);
        final Range nodata = (Range) pb.getObjectParameter(2);
        final int destNoData = pb.getIntParameter(3);
        // Creating a new OpImage
        return new ColorIndexerOpImage(image, indeder, roi, nodata, destNoData, hints);
    }
}
